CN214235528U - Follow-up chip blocking device and slicing machine with same - Google Patents

Abstract

The utility model belongs to the technical field of medical instrument and specifically relates to a trailing type fender bits device and slicer that has the device is related to, wherein trailing type fender bits device includes the fender dirt curtain and keeps off dirt curtain sliding fit's mounting bracket, connects the rope and be used for and connect rope sliding fit's slider, install respectively in the both ends that keep off dirt curtain length direction at the both ends of connecting rope length direction, the central line on the fender dirt curtain length direction is located the coplanar with the central line of connecting on the rope length direction. This application has the effect that promotes the dustproof effect of slicer, prolongs the dustproof ageing of slicer, prolongs the life of slicer and improves the section precision of slicer.

Description

Follow-up chip blocking device and slicing machine with same

Technical Field

The application relates to the field of medical equipment, in particular to a follow-up chip blocking device and a slicing machine with the same.

Background

The slicing machine is used for slicing wax blocks of biological tissues in pathological examination and generally comprises a base, a shell arranged on the base, an up-and-down moving seat, an up-and-down driving mechanism, a front-and-back feeding piece arranged on the up-and-down moving seat, a front-and-back driving mechanism and a blade holder, wherein the up-and-down moving seat, the up-and-down driving mechanism and the front-and-back driving mechanism are all positioned in the shell; the front and back feeding piece is provided with an embedding box chuck for placing biological tissue wax blocks, the shell is provided with a movable window for the front and back feeding piece to pass through, one end of the front and back feeding piece, which is provided with the embedding box chuck, passes through the movable window and extends out of the shell, the up-down driving mechanism is used for driving the up-down moving seat to move up and down in the vertical direction, and the front-down driving mechanism is used for driving the front and back feeding piece to move up and down relatively to close to or keep away from the blade holder.

Adjusting the position of a blade holder, cutting the wax block into ultrathin slices of 2-4 μm by adjusting the distance between a chuck of the embedding box and the blade holder, processing, and observing the structure under a microscope, thereby providing a basis for pathological diagnosis.

In order to prevent foreign objects such as dust from entering the housing through the movable window, a dust blocking device for blocking the movable window 4 is generally provided in the housing 19; as shown in fig. 1 and 2, currently, the dust blocking device generally comprises a hard dust blocking plate 1, a soft dust blocking cloth 2 and a spring 3, wherein the dust blocking plate 1 is opposite to a movable window 4, the dust blocking plate 1 is fixed on an up-and-down moving seat, and the dust blocking plate 1 is provided with a through hole 5 for a front feeding piece 20 and a rear feeding piece 20 to pass through; the upper part of the upright post is provided with a limiting stick 6, the limiting stick 6 is positioned above the movable window 4, one end of the dust-proof cloth 2 is connected with the dust-proof plate 1, and the other end of the dust-proof cloth bypasses the limiting stick 6 and is connected with the up-and-down moving seat through a spring 3; a strip-shaped groove 8 which is used for being matched with the dust baffle plate 1 in an inserting way is arranged at the corresponding position of the base 7 and the dust baffle plate 1.

When the up-down moving seat moves down, the front-back feeding piece 20 and the dust baffle plate 1 are driven to move down, the dust baffle plate 1 moves down and is embedded into the strip-shaped groove 8, the dust cloth 2 overcomes the elastic force of the spring 3 under the action of the limiting stick 6 and moves relative to the limiting stick 6, and when the dust baffle plate 1 moves down, the dust cloth 2 can shield the upper part of the movable window 4; when the up-and-down moving seat moves up, the dust-proof cloth 2 is pulled to one side of the spring 3 under the action of the spring 3, and the dust-proof cloth 2 can always keep a tensioning state under the action of the spring 3, so that the dust-proof effect is better. When the dust guard is actually used, when the upper and lower moving seats are at the uppermost position, the lowermost end of the dust guard plate 1 is positioned at the lower part of the movable window 4, so that the dust-proof effect is achieved; when the front and rear feeding members 20 move upwards, the lower part of the dust guard plate 1 shields the lower part of the movable window 4, when the front and rear feeding members 20 move downwards, the dust guard cloth 2 shields the upper part of the movable window 4, and the lower end of the dust guard plate 1 extends into the strip-shaped groove 8.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: the in-process that dust board and dust cloth reciprocated, through with dust board and bar groove grafting cooperation in order to prevent that dust board and dust cloth from rocking, to slicing frequency with the slicer of hundreds of records with the thousand records every day, the above-mentioned setting of prior art is after long-term the use, the easy more indent structure of protection part takes place the offset, thereby influence the effect that the protection part sheltered from the activity window, make foreign matters such as dust enter into the slicer inside through the activity window easily, influence the strict requirement of slicer to high accuracy operation, reduce the life of slicer.

SUMMERY OF THE UTILITY MODEL

In order to promote the dustproof effect of slicer, this application provides a follow-up fender bits device and have device's slicer.

The application provides a follow-up formula keeps off bits device and slicer that has device adopts following technical scheme:

the utility model provides a trailing type fender bits device, includes mounting bracket and mounting bracket sliding fit's fender dirt curtain, slider and is used for connecting the rope with slider sliding fit, connect the both ends of rope and install respectively in the both ends of fender dirt curtain, connect rope and fender dirt curtain and form the closed loop, the central line on the fender dirt curtain length direction and the central line of connecting on the rope length direction are located the coplanar.

By adopting the technical scheme, after the follow-up chip blocking device is installed in the shell, the dust blocking curtain is used for blocking the movable window of the shell, the front feeding piece and the rear feeding piece penetrate through the dust blocking curtain, when the front feeding piece and the rear feeding piece move upwards, the front feeding piece and the rear feeding piece drive the dust blocking curtain to move upwards, at the moment, the lower end of the dust blocking curtain pulls the connecting rope, so that the upper end of the dust blocking curtain moves towards the direction close to the sliding piece, and the lower end of the connecting rope moves towards the direction close to the installation frame, thereby ensuring that the movable window is always blocked by the dust blocking curtain; on the contrary, the front and rear feeding pieces drive the dust-blocking curtain to move downwards, at the moment, the upper end of the dust-blocking curtain pulls the connecting rope, so that the lower end of the dust-blocking curtain moves towards the direction close to the sliding piece, and the upper end of the connecting rope moves towards the direction close to the mounting frame, thereby ensuring that the dust-blocking curtain always plays a role in blocking dust;

in the moving process of the dust-blocking curtain, the connecting rope is always in sliding fit with the sliding part, the dust-blocking curtain is always in sliding fit with the mounting frame, the dust-blocking curtain and the connecting rope are enclosed into a flexibly movable closed loop, the stress is uniform, the control is easy, a follow-up protective layer is constructed on the movable window, and partial foreign matters such as waste wax chips or dust are prevented from entering the shell from a gap between the movable window and the front and rear feeding parts to influence parts in the shell; compared with an open structure formed by combining a dust blocking part and a spring in the prior art, the dust blocking curtain and the connecting rope enclose a closed loop which can move flexibly, the stability of the slicer in high-frequency long-term use is improved, the difficulty and frequency of equipment maintenance are reduced, the movement process is more labor-saving and quiet, no sense of astringency is caused, the noise is reduced, the synchronism of the movement of the dust blocking curtain along with the front and back feeding piece is ensured, the slicing precision of the slicer is improved, and the service life of the slicer is prolonged.

Preferably, the connecting rope is an elastic rope.

Through adopting above-mentioned technical scheme for keep off the dirt curtain and connect the rope elasticity of removal in-process more even, the elasticity rope plays certain cushioning effect to the removal process of keeping off the dirt curtain, feeds the impact force that the piece reciprocated around reducing, avoids simultaneously because using the spring and lead to the skew that the long-term removal in-process of keeping off the dirt curtain takes place the position easily, influences the operation precision of slicer.

Preferably, the mounting bracket includes two at least guide posts and two at least spacing rollers that are used for supporting the dust blocking curtain, dust blocking curtain and spacing roller sliding fit, spacing roller is installed in the guide post.

Through adopting above-mentioned technical scheme, reduced the frictional force that keeps off the dust curtain and removed the in-process for the removal process of keeping off the dust curtain is merrily and lightheartedly smooth and easy more, has guaranteed the strict requirement of slicer to the operating accuracy.

Preferably, the guide posts and the limiting rollers are respectively provided with two guide posts, the two guide posts are parallel to each other and arranged at intervals, the two limiting rollers are respectively located at two ends of the guide posts in the length direction, and the two limiting rollers are arranged in parallel to each other.

Through adopting above-mentioned technical scheme, with two spacing rollers of follow respectively at vertical ascending same one side of side and with spacing roller laminating in the both ends of dust blocking curtain length direction, two spacing rollers are extended respectively at dust blocking curtain length direction's both ends, the dust blocking curtain forms a endless movement's closed loop with connecting the rope through two spacing rollers and slider to guaranteed the stability of dust blocking curtain removal in-process, stability obtains the indirect operation precision that has improved the slicer after guaranteeing.

Preferably, the limiting roller comprises a limiting shaft and a limiting sleeve rotatably connected to the limiting shaft, and the dust blocking curtain is in sliding fit with the limiting sleeve.

Through adopting above-mentioned technical scheme, the in-process that the dust blocking curtain moved on spacing roller, stop collar rotated along with the removal of dust blocking curtain to reduce the frictional force of dust blocking curtain removal in-process.

Preferably, two ends of the guide post in the length direction are respectively provided with a limiting post, and the limiting posts are used for connecting the guide post and the limiting roller.

Through adopting above-mentioned technical scheme, two guide posts, two spacing rollers enclose into a tetragonal frame, guarantee the tightness of mounting bracket, increase the stability that the dust blocking curtain removed the in-process.

Preferably, the slider comprises at least one pulley.

By adopting the technical scheme, under the condition that one pulley is selected, the pulley and the two limiting rollers form a closed loop, and the wrap angle between the dust blocking curtain and the limiting rollers is larger, so that the dust blocking curtain can move on the mounting frame more firmly, and the stability of the dust blocking curtain in the moving process is improved; under the condition of selecting two pulleys for use, the wrap angle between the dust-blocking curtain and the limiting roller is smaller than that of one pulley, so that the friction force between the dust-blocking curtain and the limiting roller is reduced, and the moving process of the dust-blocking curtain is smoother.

Preferably, a follow-up movable part which is used for being in sliding fit with the guide post is installed on the installation frame, and the dust blocking curtain is in linkage connection with the follow-up movable part.

Through adopting above-mentioned technical scheme, will feed the piece around and install in trailing type movable part and wear to establish behind the dust blocking curtain, the dust blocking curtain moves along with the slip of trailing type movable part, and the piece that feeds around the reduction reciprocates the wearing and tearing of in-process to the dust blocking curtain, has prolonged the life of slicer.

Preferably, the follow-up movable part comprises a movable plate and a limiting plate, the movable plate is used for being in sliding fit with the guide post, the limiting plate is used for installing the dust curtain on the movable plate, and the movable plate is located between the limiting posts at two ends of the guide post in the length direction.

By adopting the technical scheme, the range that the front and rear feeding pieces can move up and down is limited, so that the range that the dust blocking curtain moves up and down is limited, the deviation of the dust blocking curtain from a set track in the process of moving up and down is avoided, and the stability of the dust blocking curtain in the moving process is ensured.

In a second aspect, the present application provides a slicer with a following chip blocking device, which adopts the following technical scheme:

the slicing machine with the follow-up chip blocking device comprises a shell, wherein the follow-up chip blocking device is installed in the shell, the dust blocking curtain and the follow-up movable part are respectively provided with a position avoiding hole for a front feeding piece and a rear feeding piece to pass through, and the cross section shape of the position avoiding hole is matched with the cross section profile of a corresponding area of the front feeding piece and the rear feeding piece.

Through adopting above-mentioned technical scheme, the front and back is fed the piece and is worn to establish after keeping away the position hole, the piece that feeds around the upper and lower actuating mechanism drive reciprocates, the front and back is fed the piece and is driven the follow-up movable part and reciprocate on the length direction of activity window, the dust blocking curtain is at first spacing roller, the spacing roller of second, under the cooperation of first pulley and second pulley, the dust blocking curtain shelters from the activity window all the time, prevent that foreign matters such as dust from getting into inside the shell, thereby promote the dustproof effect of slicer, the dustproof ageing of extension slicer, the life of extension slicer, and improve the section precision of slicer.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the dust-blocking curtain and the connecting rope are enclosed into a closed loop structure which can move flexibly, so that the stability of the slicer in high-frequency long-term use is improved, the difficulty and frequency of equipment maintenance are reduced, the synchronism of the movement of the dust-blocking curtain along with the front feeding piece and the rear feeding piece is ensured, the slicing precision of the slicer is improved, and the service life of the slicer is prolonged;

2. through setting up trailing type movable part and pulley for the front and back feeds the piece up-and-down motion process laborsaving silence more, and is painless, and the noise reduction feeds the wearing and tearing of piece in-process to the dust screen before and after reducing.

Drawings

Fig. 1 is a first structural schematic diagram of the prior art.

Fig. 2 is a schematic structural diagram of a chip blocking device in the prior art.

Fig. 3 is a schematic structural diagram of a first embodiment of the present application.

Fig. 4 is a schematic view showing a positional relationship between the mounting frame and the following movable portion in the first embodiment of the present application.

FIG. 5 is a schematic view showing the positional relationship among the mounting frame, the movable follow-up portion, the dust curtain and the sliding member according to the first embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a second embodiment of the present application.

Fig. 7 is a schematic view of the position relationship of the follower-type chip blocking device in the housing according to the second embodiment of the present application.

Fig. 8 is a schematic view showing a positional relationship between the following chip retainer and the front and rear feeding members according to the second embodiment of the present invention.

Description of reference numerals: 1. a dust guard; 2. dust cloth; 3. a spring; 4. a movable window; 5. passing through the aperture; 6. a limiting stick; 7. a base; 8. a strip-shaped groove; 9. a mounting frame; 91. a guide post; 92. a first limit roller; 93. a second limit roller; 94. a limiting shaft; 95. a limiting sleeve; 96. a limiting column; 97. a first plug hole; 98. a second plug hole; 10. a dust curtain; 11. a slider; 111. a first pulley; 112. a second pulley; 12. connecting ropes; 13. a fixing sheet; 14. a fixing hole; 15. a follow-up type movable part; 151. a perforated plate; 152. a sliding plate; 153. a slide hole; 154. a threaded hole; 155. a limiting plate; 16. a holder; 17. mounting a sheet; 18. avoiding holes; 19. a housing; 20. a front and rear feeding member; 21. fixing a column; 22. and (4) a movable hole.

Detailed Description

The present application is described in further detail below with reference to figures 3-8.

The embodiment of the application discloses follow-up fender bits device. Referring to fig. 3, the follow-up dust blocking device comprises a mounting frame 9, a dust blocking curtain 10 in sliding fit with the mounting frame 9, a sliding piece 11, and a connecting rope 12 for sliding fit with the sliding piece 11; both ends of the connecting rope 12 in the length direction are respectively installed at both ends of the dust curtain 10 in the length direction. The center line of the dust curtain 10 in the longitudinal direction and the center line of the connecting cord 12 in the longitudinal direction are located in the same plane. The dust curtain 10 is made of flexible materials, such as fiber and flexible metal; connect rope 12 and can select for use inelastic material, also can select to have elastic force material, in this embodiment, connect rope 12 and select for use the stretch cord for keep off dirt curtain 10 and connect rope 12 at the in-process elasticity that removes even, easily control.

The mounting rack 9 comprises at least two guide posts 91 and at least two limiting rollers for supporting the dust-blocking curtain 10, and the dust-blocking curtain 10 is in sliding fit with the two limiting rollers; in the present embodiment, the guide post 91 and the stopper roller are provided in two, respectively, for example, and the number of the guide post 91 and the stopper roller is not limited. The two guide posts 91 are parallel to and spaced apart from each other. Two spacing rollers are used for connecting two guide posts 91, and two spacing rollers are located guide post 91 length direction's both ends respectively, and two spacing rollers are parallel arrangement each other. Two ends of the dust blocking curtain 10 in the length direction respectively wind around the two limiting rollers from the same side of the two limiting rollers in the vertical direction and are attached to the limiting rollers, the two ends of the dust blocking curtain 10 in the length direction respectively extend out of the two limiting rollers, and the dust blocking curtain 10 and the connecting rope 12 form a closed loop through the two limiting rollers and the pulley.

For the sake of convenience of distinction, the two stopper rollers are named a first stopper roller 92 and a second stopper roller 93, respectively. When one end of the dust curtain 10 close to the first limit roller 92 moves towards the direction close to the sliding member 11, one end of the dust curtain 10 close to the second limit roller 93 moves towards the direction far away from the second limit roller 93; conversely, when the end of the dust curtain 10 close to the second stopper roller 93 moves in the direction close to the slider 11, the end of the dust curtain 10 close to the first stopper roller 92 moves in the direction away from the first stopper roller 92.

Referring to fig. 3 and 4, the limiting roller comprises a limiting shaft 94 and a limiting sleeve 95 rotatably connected to the limiting shaft 94, the dust blocking curtain 10 slides with the limiting roller as a pivot, and the limiting sleeve 95 rotates along with the movement of the dust blocking curtain 10 during the movement of the dust blocking curtain 10 on the limiting roller, so as to reduce the friction force during the movement of the dust blocking curtain 10.

Two ends of the guide post 91 in the length direction are respectively provided with a limiting post 96, the limiting post 96 is used for connecting the guide post 91 and a limiting roller, and the limiting post 96 is provided with a first inserting hole 97 which is used for being inserted and matched with the guide post 91; the limiting column 96 is further provided with a second plug hole 98 which is used for being matched with the limiting roll in a connecting mode, so that the two guide columns 91 and the two limiting rolls are enclosed into a rectangular frame, and the stability of the dust curtain 10 in the moving process is improved.

Referring to fig. 3 and 5, the two ends of the dust curtain 10 in the length direction are respectively provided with the fixing pieces 13, the two fixing pieces 13 are respectively wound at the two ends of the dust curtain 10 in the length direction, the middle part of the fixing pieces 13 in the length direction is provided with the fixing hole 14, the fixing hole 14 is located in the middle part of the dust curtain 10 in the width direction, the two ends of the connecting rope 12 in the length direction are respectively tied or fixed in the fixing hole 14, and the connecting rope 12 can be installed on the dust curtain 10.

The sliding member 11 includes at least one pulley, and in the present embodiment, the two pulleys are exemplified and the number of the pulleys is not limited. For the sake of convenience of distinction, the two pulleys are named a first pulley 111 and a second pulley 112, respectively. The first pulley 111 is closer to the first stopper roller 92 than the second pulley 112, and the dust curtain 10 forms a closed loop by the first pulley 111, the second pulley 112, the first stopper roller 92, the second stopper roller 93, and the connecting cord 12.

When one end of the dust curtain 10 close to the first limit roller 92 moves in a direction close to the first pulley 111, one end of the dust curtain 10 close to the second limit roller 93 moves in a direction away from the second pulley 112; conversely, when the end of the dust curtain 10 close to the second stopper roller 93 moves in the direction close to the second pulley 112, the end of the dust curtain 10 close to the first stopper roller 92 moves in the direction away from the first pulley 111. In the moving process of the dust-blocking curtain 10, the connecting rope 12 is always in sliding fit with the first pulley 111 and the second pulley 112, the dust-blocking curtain 10 is always in sliding fit with the first limiting roller 92 and the second limiting roller 93, and the dust-blocking curtain 10 and the connecting rope 12 enclose a closed loop which can move flexibly.

The mounting frame 9 is provided with a follow-up movable part 15 which is used for being in sliding fit with the guide post 91, and the dust curtain 10 is in linkage connection with the follow-up movable part 15. The follow-up movable part 15 comprises a movable plate in sliding fit with the guide post 91 and a limit plate 155 for detachably mounting the dust curtain 10 on the movable plate, wherein the movable plate is positioned between the limit posts 96 at the two ends of the guide post 91 in the length direction; the movable plate is provided with a plurality of threaded holes 154 for being in threaded fit with the bolts, and the bolts sequentially penetrate through the limiting plate 155 and the dust curtain 10 to be in threaded connection with the threaded holes 154, so that the dust curtain 10 is fixed on the movable plate, and the dust curtain 10 and the movable plate synchronously reciprocate along the length direction of the guide post 91.

The movable plate comprises a perforated plate 151 and two sliding plates 152, the two sliding plates 152 are respectively arranged on two sides of the perforated plate 151 perpendicular to the length direction of the guide columns 91, and two sides of the perforated plate 151 parallel to the length direction of the guide columns 91 are respectively extended from two ends of the perforated plate 151 in the length direction. The sliding plate 152 has two ends in the length direction thereof respectively provided with sliding holes 153 for slidably fitting the guide posts 91, the two guide posts 91 are respectively inserted into the two sliding holes 153, and gaps are respectively formed between the two guide posts 91 and the two sides of the perforated plate 151 parallel to the length direction of the guide posts 91. The two sliding plates 152 are provided to reduce a contact surface when the guide post 91 is slidably engaged with the movable plate, thereby reducing a frictional force when the movable plate is reciprocally moved in the longitudinal direction of the guide post 91.

The implementation principle of the follow-up chip blocking device in the embodiment of the application is as follows: when one end of the dust curtain 10 close to the first limit roller 92 moves in a direction close to the first pulley 111, one end of the dust curtain 10 close to the second limit roller 93 moves in a direction away from the second pulley 112; conversely, when the end of the dust curtain 10 close to the second stopper roller 93 moves in the direction close to the second pulley 112, the end of the dust curtain 10 close to the first stopper roller 92 moves in the direction away from the first pulley 111.

Example two

The utility model provides a slicer with follow-up fender bits device, refer to fig. 6 and 7, including the holding seat 16 that is used for fixed follow-up fender bits device, follow-up fender bits device in the embodiment one sets up in shell 19, holding seat 16 is located the one side that limiting plate 155 kept away from the pulley, holding seat 16 offers and moves the hole 22 with activity window 4 size unanimity, holding seat 16 through fastener demountable installation in spacing post 96, holding seat 16 is provided with mounting plate 17 along the both sides of guide post 91 length direction, mounting plate 17 is used for installing in shell 19 through the fastener to keep off the bits device with follow-up and be fixed in shell 19.

Referring to fig. 7 and 8, the movable follow-up portion 15 is linked to the front and rear feeding members 20. The dust-blocking curtain 10 and the follow-up movable part 15 are both provided with a clearance hole 18 for the front and rear feeding pieces 20 to pass through, the cross section shape of the clearance hole 18 is matched with the cross section profile of the corresponding area of the front and rear feeding pieces 20, and one end of the front and rear feeding pieces 20, which is provided with an embedding box chuck, sequentially passes through the clearance hole 18 and the movable hole 22 on the movable plate, the dust-blocking curtain 10 and the limiting plate 155 and extends out of the shell 19.

Referring to fig. 6 and 7, the first limit roller 92 and the first pulley 111 are both located above the avoiding hole 18 and the movable window 4, and the second limit roller 93 and the second pulley 112 are both located below the avoiding hole 18 and the movable window 4.

The first pulley 111 and the second pulley 112 are directly mounted on the housing 19, or the first pulley 111 is fixedly connected with the fixed column 21, the second pulley 112 is fixedly connected to one end of the fixed column 21 far away from the first pulley 111, and the first pulley 111 and the second pulley 112 are mounted on the housing 19 through the fixed column 21. In the present embodiment, it is exemplified that the first pulley 111 and the second pulley 112 are fixed by the fixing column 21.

When the front and rear feeding members 20 move up and down in the vertical direction, the front and rear feeding members 20 drive the movable follow-up portion 15 to move up and down in the length direction of the movable window 4, and the dust curtain 10 is matched with the first limiting roller 92, the second limiting roller 93, the first pulley 111 and the second pulley 112, so that the dust curtain 10 always shields the movable window 4 to prevent foreign matters such as dust from entering the inside of the housing 19. The in-process that keeps off dirt curtain 10 removed, connect rope 12 all the time with pulley sliding fit, keep off dirt curtain 10 all the time and laminate in first spacing roller 92 and the spacing roller 93 of second, keep off dirt curtain 10 and connect rope 12 to enclose into a closed loop that can move in a flexible way, avoid the dustproof curtain to feed 20 along with the front and back and reciprocate the back repeatedly and take place the skew to guarantee that keep off dirt curtain 10 can shelter from movable window 4.

Specifically, when the front and rear feeding members 20 move upward, the front and rear feeding members 20 drive the following movable portion 15 to move upward, at this time, one end of the dust curtain 10 located above the avoiding hole 18 and the movable window 4 moves toward a direction close to the first pulley 111, and one end of the dust curtain 10 located below the avoiding hole 18 and the movable window 4 moves toward a direction away from the second pulley 112, so that the dust curtain 10 always shields the movable window 4.

On the contrary, when the front and rear feeding member 20 moves downward, the front and rear feeding member 20 drives the following movable portion 15 to move downward, at this time, the end of the dust-proof curtain 10 above the avoiding hole 18 and the movable window 4 moves in the direction away from the first pulley 111, and the end of the dust-proof curtain 10 below the avoiding hole 18 and the movable window 4 moves in the direction close to the second pulley 112, so that the dust-proof curtain 10 always shields the movable window 4, and the following dust-proof device is ensured to always exert the dust-proof function.

The implementation principle of the slicer with follow-up chip blocking device in the embodiment of the application is as follows: when the front and rear feeding members 20 move up and down in the vertical direction, the front and rear feeding members 20 drive the movable follow-up portion 15 to move up and down in the length direction of the movable window 4, and the dust curtain 10 is matched with the first limiting roller 92, the second limiting roller 93, the first pulley 111 and the second pulley 112, so that the dust curtain 10 always shields the movable window 4 to prevent foreign matters such as dust from entering the inside of the housing 19.

The follow-up chip blocking device can also be used for other equipment needing chip blocking, such as a drilling lathe, a paper shredder, a metal cutting machine and the like.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a follow-up fender bits device which characterized in that: including mounting bracket (9) and mounting bracket (9) sliding fit's dust curtain (10), slider (11) and be used for connecting rope (12) with slider (11) sliding fit, connect the both ends of rope (12) and install respectively in the both ends of dust curtain (10), connect rope (12) and dust curtain (10) and form the closed loop, the ascending central line of dust curtain (10) length direction and the ascending central line of connecting rope (12) length direction are located the coplanar.

2. A trailing type chip blocking device according to claim 1, wherein: the connecting rope (12) is an elastic rope.

3. A trailing type chip blocking device according to claim 1, wherein: mounting bracket (9) include two at least guide posts (91) and two at least spacing rollers that are used for supporting dust curtain (10), dust curtain (10) and spacing roller sliding fit, spacing roller is installed in guide post (91).

4. A follower-type chip retainer according to claim 3, further comprising: guide post (91) and spacing roller are provided with two respectively, two guide post (91) are parallel to each other and the interval sets up, two spacing roller is located guide post (91) length direction's both ends respectively, two spacing roller is parallel arrangement each other.

5. A follower-type chip retainer according to claim 3, further comprising: the limiting roller comprises a limiting shaft (94) and a limiting sleeve (95) which is rotatably connected to the limiting shaft (94), and the dust blocking curtain (10) is in sliding fit with the limiting sleeve (95).

6. A follower-type chip retainer according to claim 3, further comprising: spacing post (96) are provided with respectively at guide post (91) length direction's both ends, spacing post (96) are used for connecting guide post (91) and spacing roller.

7. A trailing type chip blocking device according to claim 1, wherein: the slide (11) comprises at least one pulley.

8. A follow-up chip blocking device according to claim 6, wherein: the mounting rack (9) is provided with a follow-up movable part (15) which is in sliding fit with the guide post (91), and the dust blocking curtain (10) is in linkage connection with the follow-up movable part (15).

9. A follower-type chip retainer according to claim 8, further comprising: the follow-up movable part (15) comprises a movable plate and limiting plates (155), the movable plate is used for being in sliding fit with the guide columns (91), the limiting plates are used for installing the dust curtain (10) on the movable plate, and the movable plate is located between the limiting columns (96) at two ends of the guide columns (91) in the length direction.

10. The utility model provides a slicer with keep off bits device which characterized in that: the follow-up chip blocking device according to any one of claims 1 to 9, further comprising a housing (19), wherein the follow-up chip blocking device is mounted in the housing (19), the dust blocking curtain (10) and the follow-up movable part (15) are respectively provided with a position avoiding hole (18) for the front and rear feeding members (20) to pass through, and the cross section of the position avoiding hole (18) is matched with the cross section of the corresponding area of the front and rear feeding members (20).

Images